client/src/app/+video-channels/video-channels.component.ts

   1 import { Hotkey, HotkeysService } from 'angular2-hotkeys'
   2 import { Subscription } from 'rxjs'
   3 import { catchError, distinctUntilChanged, map, switchMap } from 'rxjs/operators'
   4 import { Component, OnDestroy, OnInit, ViewChild } from '@angular/core'
   5 import { ActivatedRoute } from '@angular/router'
   6 import { AuthService, Notifier, RestExtractor, ScreenService } from '@app/core'
   7 import { ListOverflowItem, VideoChannel, VideoChannelService } from '@app/shared/shared-main'
   8 import { SubscribeButtonComponent } from '@app/shared/shared-user-subscription'
   9
  10 @Component({
  11   templateUrl: './video-channels.component.html',
  12   styleUrls: [ './video-channels.component.scss' ]
  13 })
  14 export class VideoChannelsComponent implements OnInit, OnDestroy {
  15   @ViewChild('subscribeButton') subscribeButton: SubscribeButtonComponent
  16
  17   videoChannel: VideoChannel
  18   hotkeys: Hotkey[]
  19   links: ListOverflowItem[] = []
  20   isChannelManageable = false
  21
  22   private routeSub: Subscription
  23
  24   constructor (
  25     private route: ActivatedRoute,
  26     private notifier: Notifier,
  27     private authService: AuthService,
  28     private videoChannelService: VideoChannelService,
  29     private restExtractor: RestExtractor,
  30     private hotkeysService: HotkeysService,
  31     private screenService: ScreenService
  32   ) { }
  33
  34   ngOnInit () {
  35     this.routeSub = this.route.params
  36                         .pipe(
  37                           map(params => params[ 'videoChannelName' ]),
  38                           distinctUntilChanged(),
  39                           switchMap(videoChannelName => this.videoChannelService.getVideoChannel(videoChannelName)),
  40                           catchError(err => this.restExtractor.redirectTo404IfNotFound(err, [ 400, 404 ]))
  41                         )
  42                         .subscribe(videoChannel => {
  43                           this.videoChannel = videoChannel
  44
  45                           if (this.authService.isLoggedIn()) {
  46                             this.authService.userInformationLoaded
  47                               .subscribe(() => {
  48                                 const channelUserId = this.videoChannel.ownerAccount.userId
  49                                 this.isChannelManageable = channelUserId && channelUserId === this.authService.getUser().id
  50                               })
  51                           }
  52                         })
  53
  54     this.hotkeys = [
  55       new Hotkey('S', (event: KeyboardEvent): boolean => {
  56         this.subscribeButton.subscribed ?
  57           this.subscribeButton.unsubscribe() :
  58           this.subscribeButton.subscribe()
  59         return false
  60       }, undefined, $localize`Subscribe to the account`)
  61     ]
  62     if (this.isUserLoggedIn()) this.hotkeysService.add(this.hotkeys)
  63
  64     this.links = [
  65       { label: $localize`VIDEOS`, routerLink: 'videos' },
  66       { label: $localize`VIDEO PLAYLISTS`, routerLink: 'video-playlists' },
  67       { label: $localize`ABOUT`, routerLink: 'about' }
  68     ]
  69   }
  70
  71   ngOnDestroy () {
  72     if (this.routeSub) this.routeSub.unsubscribe()
  73
  74     // Unbind hotkeys
  75     if (this.isUserLoggedIn()) this.hotkeysService.remove(this.hotkeys)
  76   }
  77
  78   get isInSmallView () {
  79     return this.screenService.isInSmallView()
  80   }
  81
  82   isUserLoggedIn () {
  83     return this.authService.isLoggedIn()
  84   }
  85
  86   get isManageable () {
  87     if (!this.isUserLoggedIn()) return false
  88     return this.videoChannel.ownerAccount.userId === this.authService.getUser().id
  89   }
  90
  91   activateCopiedMessage () {
  92     this.notifier.success($localize`Username copied`)
  93   }
  94 }